Bump buidlroot version to 2018.02.6

bsp/buildroot/package/s6-linux-init/Config.in

@@ -0,0 +1,12 @@
+config BR2_PACKAGE_S6_LINUX_INIT
+	bool "s6-linux-init"
+	depends on BR2_USE_MMU # s6
+	select BR2_PACKAGE_S6
+	select BR2_PACKAGE_S6_LINUX_UTILS
+	select BR2_PACKAGE_S6_PORTABLE_UTILS
+	help
+	  s6-linux-init is a set of minimalistic tools to create a
+	  s6-based init system, including a /sbin/init binary, on a
+	  Linux kernel.
+
+	  http://skarnet.org/software/s6-linux-init/

bsp/buildroot/package/s6-linux-init/s6-linux-init.hash

@@ -0,0 +1,3 @@
+# Locally generated
+sha256 9ee2e8a5abc250bcb2be7d07566592ba5cbe3abce858f60853d3ac45b1ccdd79  s6-linux-init-0.3.1.1.tar.gz
+sha256 43cdbc05eceb0781d71a0661bbb6b9335efc4b733fbd02847c0c6667fd440993  COPYING

bsp/buildroot/package/s6-linux-init/s6-linux-init.mk

@@ -0,0 +1,36 @@
+################################################################################
+#
+# s6-linux-init
+#
+################################################################################
+
+S6_LINUX_INIT_VERSION = 0.3.1.1
+S6_LINUX_INIT_SITE = http://skarnet.org/software/s6-linux-init
+S6_LINUX_INIT_LICENSE = ISC
+S6_LINUX_INIT_LICENSE_FILES = COPYING
+S6_LINUX_INIT_DEPENDENCIES = s6 s6-linux-utils s6-portable-utils
+
+S6_LINUX_INIT_CONF_OPTS = \
+	--prefix=/usr \
+	--with-sysdeps=$(STAGING_DIR)/usr/lib/skalibs/sysdeps \
+	--with-include=$(STAGING_DIR)/usr/include \
+	--with-dynlib=$(STAGING_DIR)/usr/lib \
+	--with-lib=$(STAGING_DIR)/usr/lib/execline \
+	--with-lib=$(STAGING_DIR)/usr/lib/s6 \
+	--with-lib=$(STAGING_DIR)/usr/lib/skalibs \
+	$(if $(BR2_STATIC_LIBS),,--disable-allstatic) \
+	$(SHARED_STATIC_LIBS_OPTS)
+
+define S6_LINUX_INIT_CONFIGURE_CMDS
+	(cd $(@D); $(TARGET_CONFIGURE_OPTS) ./configure $(S6_LINUX_INIT_CONF_OPTS))
+endef
+
+define S6_LINUX_INIT_BUILD_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D)
+endef
+
+define S6_LINUX_INIT_INSTALL_TARGET_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) -C $(@D) DESTDIR=$(TARGET_DIR) install
+endef
+
+$(eval $(generic-package))